1101201009 has 8 divisors (see below), whose sum is σ = 1468739232. Its totient is φ = 733898400.

The previous prime is 1101200999. The next prime is 1101201071. The reversal of 1101201009 is 9001021011.

1101201009 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1101201009 - 2⁵ = 1101200977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101201109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47692 + ... + 66909.

It is an arithmetic number, because the mean of its divisors is an integer number (183592404).

Almost surely, 2^1101201009 is an apocalyptic number.

It is an amenable number.

1101201009 is a deficient number, since it is larger than the sum of its proper divisors (367538223).

1101201009 is a wasteful number, since it uses less digits than its factorization.

1101201009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117807.

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 1101201009 is about 33184.3488560496. The cubic root of 1101201009 is about 1032.6556690247.

The spelling of 1101201009 in words is "one billion, one hundred one million, two hundred one thousand, nine".